Background Legumes can utilize atmospheric nitrogen by hosting nitrogen-fixing bacteria in special lateral root organs, called nodules. Legume nodules have a unique ontology, despite similarities in the gene networks controlling nodule and lateral root ...
Defeng Shen +6 more
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Systems biology analysis of the WOX5 gene and its functions in the root stem cell niche
WUSCHEL RELATED HOMEOBOX 5 (WOX5) gene encodes the transcription factor, which is one of the key regulators, maintaining structure and functioning of the stem cell niche in plant root tips.
E. A. Oshchepkova +5 more
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TSO1 functions in cell division during Arabidopsis flower development [PDF]
We describe an Arabidopsis mutant, tso1, which develops callus-like tissues in place of floral organs. The tso1 floral meristem lacks properly organized three cell layers, and the nuclei of these cells are irregular in size and shape.
Liu, Zhongchi +2 more
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MicroRNA MIR396 regulates the switch between stem cells and transit-amplifying cells in arabidopsis roots [PDF]
To ensure an adequate organ mass, the daughters of stem cells progress through a transit-amplifying phase displaying rapid cell division cycles before differentiating.
Benfey, Philip N. +9 more
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Strigolactones spatially influence lateral root development through the cytokinin signaling network [PDF]
Strigolactones are important rhizosphere signals that act as phytohormones and have multiple functions, including modulation of lateral root (LR) development.
Beeckman, Tom +9 more
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Unique and Conserved Features of the Barley Root Meristem
Plant root growth is enabled by root meristems that harbor the stem cell niches as a source of progenitors for the different root tissues. Understanding the root development of diverse plant species is important to be able to control root growth in order
Gwendolyn K. Kirschner +8 more
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Cytological characterization and allelism testing of anther developmental mutants identified in a screen of maize male sterile lines. [PDF]
Proper regulation of anther differentiation is crucial for producing functional pollen, and defects in or absence of any anther cell type result in male sterility.
Cande, William Zacheus +7 more
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Non-autonomy of AGAMOUS function in flower development: use of a Cre/loxP method for mosaic analysis in Arabidopsis [PDF]
Angiosperms use a multi-layered meristem (typically L1, L2 and L3) to produce primordia that then develop into plant organs, A number of experiments show that communication between the cell layers is important for normal development.
Drews, Gary N. +2 more
core
Arabidopsis ULTRAVIOLET-B-INSENSITIVE4 maintains cell division activity by temporal inhibition of the anaphase-promoting complex/cyclosome [PDF]
The anaphase-promoting complex/cyclosome (APC/C) is a multisubunit ubiquitin ligase that regulates progression through the cell cycle by marking key cell division proteins for destruction.
Berckmans, Barbara +9 more
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The cytotoxic influence of aluminium on Cucumis sativus L seedling roots
The roots of 5-days old cucumber seedling cv. Wisconsin were incubated in the Al solutions (AICl3) of pH 4,2. AI was applied in the following concentrations: 20, 30 and 40 mg/dm3.
Maria Szymańska, Jolanta Molos
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